79941
Description
Quiz by Sami-Jaine, updated more than 1 year ago
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Created by Sami-Jaine
over 11 years ago
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Question 1
Question
Which 5 of the following reproductive factors that influence breast cancer risk?
Answer
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age at menarche
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age at menopause
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parity
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gender of first child
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breastfeeding
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age at first childbirth
Question 2
Question
The link between cancer and hormones may explain differences in risk for some of the most commonly diagnosed female cancers. True or False?
Answer
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True
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False
Question 3
Question
Which 2 of the following can increase the risk of (hormone-related) cancers?
Answer
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Oral contraceptives
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Mood Swings
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Neuroleptic Medication
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Hormone Replacement Therapy
Question 4
Question
Endocrine-disrupting chemicals (EDCs) or hormone mimics may lead to health problems including cancer. They may be found in
Answer
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Pesticides
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Monosodiumglutimates
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Alcohol
Question 5
Question
Central tolerance:
B Cells are matured in the...
Answer
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Bone Marrow
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Calcified Bone
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Cartilage
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Periosteum
Question 6
Question
Central Tolerance:
T Cells are matured in the
Answer
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Thyroid
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Thymus
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Thylakoids
Question 7
Question
Double Negative T-Cells →
Large Double Positive Cells →
Small Double Positive Cells →
3 outcomes for a small double positive cell...
Answer
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9.8% are recognised as having a high affinity for self antigen and so apoptosis is triggered
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Small Single Positive CD4+ T-helper cells are selected for
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98% are recognised as having a high affinity for self antigen and so apoptosis is triggered
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Small Single Positive CD8+ cytotoxic T-cells are selected for
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They may remain Small Double Positive Cells
Question 8
Question
Anergy as a result of inaccessible or low concentrations of self-antigen during peripheral tolerance defines which of the following:
Answer
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Ignescent
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Ignorance
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Ignitrons
Question 9
Question
Central Tolerance occurs in
Answer
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The thymus and bone graft
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The thyroid and bone marrow
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The thymus and bone marrow
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The thyroid and bone graft
Question 10
Question
Which 5 of the following features best describe growth regulation in neoplastic (v normal cells)?
Answer
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Anchorage dependence
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Density dependent inhibition of growth
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Contact inhibition of movement
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Adhesiveness
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Metastases present
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Growth factor dependency
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Angiogenesis
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